Six pairs of enantiomeric prenylated flavonoids with cytotoxic activities from Epimedium sagittatum Maxim

  • Shuang-Shuang Xie ,
  • Xiang Yu ,
  • Qi-Mei Tie ,
  • Jing-Ke Zhang ,
  • Bei-Bei Zhang ,
  • Meng-Nan Zeng ,
  • Xiao-Ke Zheng ,
  • Wei-Sheng Feng
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  • 1. School of Pharmacy, Henan University of Chinese Medicine, Zhengzhou, 450046, People's Republic of China;
    2. The Engineering and Technology Center for Chinese Medicine Development of Henan Province, Zhengzhou, 450046, People's Republic of China

收稿日期: 2025-02-16

  录用日期: 2025-04-01

  网络出版日期: 2025-05-13

基金资助

This work was financially supported by the National Natural Science Foundation of China (No. 32200319); Postdoctoral Research Grant in Henan Province (No. 202102073); The National Key Research and Development Project (The Major Project for Research of the Modernization of TCM) (No. 2019YFC1708800); and the Central Leading Local Science and Technology Development Special Foundation ([2016]149).

Six pairs of enantiomeric prenylated flavonoids with cytotoxic activities from Epimedium sagittatum Maxim

  • Shuang-Shuang Xie ,
  • Xiang Yu ,
  • Qi-Mei Tie ,
  • Jing-Ke Zhang ,
  • Bei-Bei Zhang ,
  • Meng-Nan Zeng ,
  • Xiao-Ke Zheng ,
  • Wei-Sheng Feng
Expand
  • 1. School of Pharmacy, Henan University of Chinese Medicine, Zhengzhou, 450046, People's Republic of China;
    2. The Engineering and Technology Center for Chinese Medicine Development of Henan Province, Zhengzhou, 450046, People's Republic of China

Received date: 2025-02-16

  Accepted date: 2025-04-01

  Online published: 2025-05-13

Supported by

This work was financially supported by the National Natural Science Foundation of China (No. 32200319); Postdoctoral Research Grant in Henan Province (No. 202102073); The National Key Research and Development Project (The Major Project for Research of the Modernization of TCM) (No. 2019YFC1708800); and the Central Leading Local Science and Technology Development Special Foundation ([2016]149).

摘要

In this work, six pairs of undescribed enantiomeric prenylated flavonoids, ( ±)-epimesatines J–O (1a/1b–6a/6b), were isolated from the aerial parts of Epimedium sagittatum Maxim. Their structures and absolute configurations were determined based on spectroscopic data, quantum chemical calculations of electronic circular dichroism (ECD) and 13C NMR, as well as ECD experiments induced by Mo2(OAc)4 and Rh2(OCOCF3)4. The cytotoxicity assay revealed that compounds 1a/1b, 2a/2b, and 4a/4b–6a/6b demonstrated significant inhibitory effects on the viability of human breast cancer cells MCF-7 while exhibiting no obvious toxicity towards human breast epithelial cells MCF-10A. Additionally, these compounds were found to decrease the expression of sphingosine kinase 1 (Sphk1) in MCF-7 cells. Notably, compounds 4a and 5b exhibited IC50 values of 7.45 and 8.97 μM, respectively, in MCF-7 cells.

本文引用格式

Shuang-Shuang Xie , Xiang Yu , Qi-Mei Tie , Jing-Ke Zhang , Bei-Bei Zhang , Meng-Nan Zeng , Xiao-Ke Zheng , Wei-Sheng Feng . Six pairs of enantiomeric prenylated flavonoids with cytotoxic activities from Epimedium sagittatum Maxim[J]. 应用天然产物, 2025 , 15(4) : 31 -31 . DOI: 10.1007/s13659-025-00510-1

Abstract

In this work, six pairs of undescribed enantiomeric prenylated flavonoids, ( ±)-epimesatines J–O (1a/1b–6a/6b), were isolated from the aerial parts of Epimedium sagittatum Maxim. Their structures and absolute configurations were determined based on spectroscopic data, quantum chemical calculations of electronic circular dichroism (ECD) and 13C NMR, as well as ECD experiments induced by Mo2(OAc)4 and Rh2(OCOCF3)4. The cytotoxicity assay revealed that compounds 1a/1b, 2a/2b, and 4a/4b–6a/6b demonstrated significant inhibitory effects on the viability of human breast cancer cells MCF-7 while exhibiting no obvious toxicity towards human breast epithelial cells MCF-10A. Additionally, these compounds were found to decrease the expression of sphingosine kinase 1 (Sphk1) in MCF-7 cells. Notably, compounds 4a and 5b exhibited IC50 values of 7.45 and 8.97 μM, respectively, in MCF-7 cells.

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